In: Economics
Which of the following functions don’t have unit elasticity at P = 6?
a. |
Demand: Qd = 24 - 2 P |
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b. |
Demand: Qd = 10/P |
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c. |
Demand: log Qd = 100 - 3 log P |
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d. |
Supply: Qs = 5 P |
For the function Q = AKαLβ which of the following statements are not true?
a. |
Marginal Product of Capital (MPK) = αQ / K |
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b. |
Marginal Product of Labour (MPL) =
AαKα-1Lβ |
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c. |
Marginal rate of substitution of capital for labour (MRS) = |dK / dL| |
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d. |
δQ/δL = AβKαLβ-1 |
For the demand function Q1 = 10 - 8 P1 + P2 + 0.01Y which of the following statements are true?
a. |
δQ1 / δP1 = -8 + P2 + 0.01Y |
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b. |
dQ1 / δY = 0.01 |
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c. |
δQ1 / δP2 = P2 |
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d. |
δQ1 / δP1 = 8 |
For the following total cost function, find marginal cost (MC), average total cost (ATC) and average variable cost (AVC) and then decide which of the following are true. TC = 0.1Q3 - 4Q2 + 80Q + 150 doesn’t implies
a. |
MC = 0.3Q2 - 8Q + 80 |
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b. |
ATC = 0.1Q2 - 4Q + 80 |
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c. |
AVC = 0.1Q2 - 4Q + 80 |
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d. |
MC=AVC at Q=20 |